diff --git a/resources/templates/provision/yealink/t49g/y000000000051.cfg b/resources/templates/provision/yealink/t49g/y000000000051.cfg
index f6857a38b9..a8f63e8722 100644
--- a/resources/templates/provision/yealink/t49g/y000000000051.cfg
+++ b/resources/templates/provision/yealink/t49g/y000000000051.cfg
@@ -380,7 +380,7 @@ wui.http_enable =
 #######################################################################################
 #Enable or disable the transferee to display the missed call prompt when receiving a semi_attended transfer call;
 #0-Disabled, 1-Enabled (default);
-transfer.semi_attend_tran_enable =
+transfer.semi_attend_tran_enable = {$yealink_semi_attended}
 
 #Enable or disable the phone to complete the blind or attended transfer through on-hook;
 #0-Disabled,1-Enabled(default);